Base assembly



FIG. 1 is a top perspective view of a base assembly with a lid in broken line;

FIG. 2 is a side view of the base assembly;

FIG. 3 is a top view of the base assembly;

FIG. 4 is a bottom view of the base assembly;

FIG. 5 is a cross-sectional view of the base assembly; and,

FIG. 6 is a bottom perspective view of the base assembly with a lid in broken line.

The broken lines shown in the drawings of a base assembly are for illustrative purposes only and form no part of the claimed design. 

CLAIM The ornamental design for a base assembly, as shown and described. 